TY - JOUR AU - Seltzer, Stephen AU - Lamperti, P AU - Loevinger, R AU - Mitch, Michael AU - Weaver, J AU - Coursey, Bert C2 - Journal of Research of the National Institute of Standards and Technology DA - 2003-01-01 LA - en M1 - 108 PB - Journal of Research of the National Institute of Standards and Technology PY - 2003 TI - New National Air-Kerma-Strength Standards for 125I and 103Pd Brachytherapy Seeds ER -